The ET480 Wired Key Switch is a versatile and secure solution for controlling access to various applications. This single push button switch is equipped with a key for added security and control. It features a durable and weather-resistant construction, making it suitable for both indoor and outdoor use. The ET480 Wired Key Switch is designed for general-purpose applications, offering a simple and reliable method to activate gates, doors, alarms, or other electronic devices. With its easy installation and user-friendly design, it provides a convenient access control solution for residential, commercial, and industrial settings.